I think so... Except HDMI and modern HD audio support it has the basic stuff including probably decent dac and a basic bass management (90hz crossover)
65Wpc rms and these are real watts. Yamaha's amps are usually very good.
I don't know how efficient Jamo are but I would have to guess this pair would be plenty of loud in small to medium sized rooms
Don't spend much on cables. Speaker cables should be 12AWG (14 BWG -
Wire Gauge Reference Table )
and a simple interconnects. Here in US monoprice makes good and cheap stuff, I don't know an equivalent in UK